EP 2642164 A3 20150610 - Hydrostatic drive
Title (en)
Hydrostatic drive
Title (de)
Hydrostatischer Antrieb
Title (fr)
Entraînement hydrostatique
Publication
Application
Priority
DE 102012005822 A 20120322
Abstract (en)
[origin: EP2642164A2] The drive (1) has a valve arrangement that is provided for interconnecting the power ports of pump with each other and power ports of hydraulic motor (6a,6b) with a tank during free-wheeling mode. The power ports of motor are disconnected from tank, and connected with power ports of pump during stand-by mode. The power ports of pump are connected with power ports of motor during active mode, after separating the power ports of pump from each other and power ports of motor. Five 2/2 logic valves are provided for adjusting the operation modes through switching constellation.
IPC 8 full level
F16H 61/40 (2010.01); B60K 17/356 (2006.01); B60W 10/18 (2012.01); F16H 61/4035 (2010.01); F16H 61/4043 (2010.01)
CPC (source: EP)
B60K 7/0015 (2013.01); B60K 17/10 (2013.01); B60W 10/103 (2013.01); B60W 10/182 (2013.01); F16H 61/40 (2013.01); F16H 61/4035 (2013.01); F16H 61/4043 (2013.01); F16H 61/4157 (2013.01); B60K 17/356 (2013.01); B60W 2030/1809 (2013.01)
Citation (search report)
- [AD] US 3811525 A 19740521 - STUART D
- [A] DE 102005061991 A1 20070705 - BOSCH REXROTH AG [DE]
- [A] DE 102008057897 A1 20090528 - BOSCH GMBH ROBERT [DE]
- [A] DE 102006016006 A1 20071018 - ABG ALLG BAUMASCHINEN GMBH [DE]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2642164 A2 20130925; EP 2642164 A3 20150610; EP 2642164 B1 20160824; BR 102013006658 A2 20150609; DE 102012005822 A1 20130926
DOCDB simple family (application)
EP 13159103 A 20130314; BR 102013006658 A 20130322; DE 102012005822 A 20120322